# Shor's algorithm vs SPEDDY

The clearest difference is in-app purchases: SPEDDY at none against Shor's algorithm's 3. SPEDDY also leads on update cadence (every 9 days vs every 6 months) and iOS requirement (13.0 vs 16.0). On price, ads and device support there is nothing between them.

Both are free to download. Shor's algorithm sells 3 one-off in-app purchases. SPEDDY asks for nothing beyond the download.

Shor's algorithm ships an update every 6 months, SPEDDY every 9 days. The most recent releases landed on May 19, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | Shor's algorithm | SPEDDY |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/speddy/id6759616614/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 9 days** |
| Monetization | — | Free |
| Size | 7 MB | 39 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Sungjun Kim](https://appshunter.io/developer/1602461985) | [Richardson Technologies,LLC](https://appshunter.io/developer/1637073996) |

## What reviewers say

### Shor's algorithm

[App page](https://appshunter.io/ios/app/shors-algorithm/id6472044082)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| coffee | $0.99 | one-time |
| latte | $4.99 | one-time |
| whopper set | $9.99 | one-time |


### SPEDDY

[App page](https://appshunter.io/ios/app/speddy/id6759616614)

This app provides AI-powered assistants tailored for K-12 school staff to streamline documentation. It transforms voice or text input into structured drafts for tasks like service logs, progress notes, and event summaries, saving time and improving consistency.

**Highlights:** Role-specific AI assistants for K-12 staff, Voice and text input for documentation, Automated structured draft generation, SPED documentation tools, School operations event documentation, Quick onboarding and minimal setup

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Shor's algorithm free?

Shor's algorithm is free to download, with in-app purchases available.

### Is SPEDDY free?

SPEDDY is free to download, with no in-app purchases.

### Do Shor's algorithm or SPEDDY have ads?

Neither Shor's algorithm nor SPEDDY shows ads.

### Which is updated more often, Shor's algorithm or SPEDDY?

Shor's algorithm ships an update every 6 months, and SPEDDY every 9 days. Most recently, Shor's algorithm was updated on May 19, 2026 and SPEDDY on September 13, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*